Nalgene Easy Sipper

Easy Sippers 63mm.

Snaps into your Loop-Top to control spills.

Features: 

• BPA/BPS Free: So, you can drink water that's safe and tastes great.
• Dishwasher Safe: Safe to put in the dishwasher and easy to clean.
• Made in the USA

Specifications:

• Fits: 1 Litre W/M Bottles
• Weight: 68g